package com.zhiyou100.crm.service;

import com.zhiyou100.crm.pojo.CustomerSource;

import java.io.IOException;
import java.util.List;

public interface CustomerSourceService {
    List<CustomerSource> qureyAll() throws IOException;
    int delete(int id) throws IOException;

    int add(CustomerSource customerSource) throws IOException;

    int update(CustomerSource customerSource) throws IOException;
}
